Category: Article
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How much does the Higgs boson weigh? CMS gives its most precise answer yet
Combining measurements from two Higgs boson decay channels, the CMS experiment determines the particle’s mass to be 125.065 GeV, with an uncertainty of just 88 MeV.
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Inside the LS3 decommissioning challenge at CMS
Originally posted on the September EP Newsletter The CMS detector still looks familiar, but empty racks and cable trays reveal that its Phase-2 transformation has begun.
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The CMS Pixel detector was extracted after 10 years of successful operations
The core of the CMS experiment, the tracker pixel detector, has been removed after a decade of successful operation.
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The ETA meson’s latest rare secret
CMS observes the η meson decaying into two muons and two charged pions for the first time.
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CMS at Higgs 2026
The CMS Collaboration announces several new results for the Higgs 2026 conference.
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CMS PhD Thesis Award 2025
The CMS Collaboration congratulates the winners of the 2025 CMS PhD Thesis Award: Carlos Vico Villalba, Laurids Jeppe, and Elena Vernazza.
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Carried by the current: how charm quarks probe quark–gluon plasma
For the first time, the CMS experiment applies a technique called “event-shape engineering” to understand how charm quarks respond to the expanding geometry of the quark–gluon plasma formed in heavy-ion collisions.
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CMS Muon Cathode Strip Chambers – out today, back for the future
How do you install new, additional components in an already compact machine?
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CMS at TOP 2026
The CMS Collaboration is presenting six new results at the 19th International Workshop on Top Quark Physics (TOP2026), held from October 5 to 9, 2026, in the Antalya Region of Türkiye.
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2026 CMS Breakthrough Prize PhD Awards
Under a new scheme funded by the CMS Collaboration’s share of the 2025 Breakthrough Prize in Fundamental Physics, early-career researchers have been selected as the inaugural recipients of the CMS Breakthrough Prize PhD Awards.